Niteroi to Austin, TX: time difference
Austin, TX is 2 h behind Niteroi. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Niteroi 23:30 11:30 PM Austin, TX 21:30 9:30 PM You –:–
23:30 11:30 PM
Brasilia Standard Time · UTC-3
☀️ 05:26 · 🌙 17:55
21:30 9:30 PM
Central Daylight Time · UTC-5
☀️ 07:30 · 🌙 19:08
·
−2 h
Austin, TX is 2 h behind Niteroi.
When you, Niteroi and Austin, TX are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇧🇷 Niteroi
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇺🇸 Austin, TX
22 10 PM 23 11 PM 0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
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Time zones side by side
| Detail | 🇧🇷 Niteroi | 🇺🇸 Austin, TX |
|---|---|---|
| Local time | 23:30 | 21:30 |
| Local date | Friday, October 9, 2026 | Friday, October 9, 2026 |
| Time zone | Brasilia Standard Time | Central Daylight Time |
| UTC offset | UTC-3 | UTC-5 |
| Offset from Niteroi | — | −2 h |
| IANA zone | America/Sao Paulo | America/Chicago |
| Daylight saving | Not observed | On summer time → UTC-6, Nov 1, 01:00 |
| Sunrise | 05:26 | 07:30 |
| Sunset | 17:55 | 19:08 |
| Daylight | 12 h 28 min | 11 h 38 min |
| People on this clock | 481,749 | 974,447 |
Compare Niteroi with another city
More comparisons with Niteroi: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Niteroi and Austin, TX: common questions
How far behind Niteroi is Austin, TX?
Austin is 2 hours behind Niteroi: UTC−5 against UTC−3.
What time is it in Austin, TX, when it is 9:00 AM in Niteroi?
When it is 9:00 AM in Niteroi, it is 7:00 AM in Austin.
If it is 6:00 PM in Niteroi, what time is it in Austin, TX?
At 6:00 PM in Niteroi, clocks in Austin show 4:00 PM.
When do working hours in Niteroi and in Austin, TX, overlap?
Working hours (9:00 AM–6:00 PM) overlap from 11:00 AM to 6:00 PM in Niteroi, which is 9:00 AM to 4:00 PM in Austin.
Until what time in Niteroi is it still yesterday in Austin, TX?
Before 2:00 AM in Niteroi, the date in Austin has not changed yet. From 10:00 PM in Austin, it is already the next day in Niteroi.
Does the time gap between Niteroi and Austin, TX, change during the year?
Yes – daylight saving time is used in Austin but not in Niteroi. From November 1, 2026, Austin will be 3 hours behind Niteroi.
